Proflo Accufit® Pressure Balance Tub and Shower Faucet Valve with Stop

Series: PF4001LS/PF4001CLS/PF4001FLS/PF4001PLS/PF4001WPLS

This document outlines the features, specifications, and certifications for the Proflo Accufit® Pressure Balance Tub and Shower Faucet Valve with Stop.

Product Features

ACCUFIT® Pressure balance valve with integral stops
One-piece cartridge design for ease of maintenance
Ceramic Disc Cartridges
Back-to-back capability
Forged brass valve body
Optional air test cap available
Adjustable temperature limit stop
Quick remove plaster guard
Easy mounting brackets

Optional Parts

ACF4001AIR: Air test cap
ACF4001EXT*: Deep rough extension kit
ACF4001GRD2: Plaster guard
ACF4001STOP: Stop valve
ACF4001UCRT: Replacement cartridge assembly

Codes and Certifications

Certified to ASME A112.18.1 / CSA B125.1
CUPC/IAPMO listed
Meets or exceeds ASSE 1016-P standards (anti-scald)

Product Specifications

Model	Description
PF4001LS	Ceramic disc tub and shower valve without stops MIP and SWT
PF4001CLS	Ceramic disc tub and shower valve without stops CPVC connection
PF4001FLS	Ceramic disc tub and shower valve without stops FIP
PF4001PLS	Ceramic disc tub and shower valve without stops PEX ASTM F1807 crimp connector
PF4001WPLS	Ceramic disc tub and shower valve without stops PEX ASTM F1960 Uponor (Wirsbo) connector

Flow Rates (Gallons per minute)

Pressure (psi)	20 psi	40 psi	60 psi	80 psi
Rate (gpm)	3.46	5.02	6.34	7.26

Dimensional Specifications

Model	A (in)	A (mm)
PF4001LS	3-3/8	85
PF4001CLS	4-7/16	113
PF4001FLS	3-3/8	85
PF4001PLS	4-9/16	116
PF4001WPLS	4-13/16	123

Diagram shows overall dimensions, rough-in depth, and connection types (1/2"-14NPT). The valve body has a 5-1/2" (140 mm) dimension, with a 3-3/8" (85 mm) measurement for the valve body width. Rough-in depth ranges from 1-3/4" minimum to 2-9/25" maximum. The finished wall is flush with the valve face. Caution: Excessive heat may damage valve unit. Do not use PEX or CPVC between the valve and tube spout.

For detailed warranty information, visit ferguson.com/proflo-faucet-warranty.

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